From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-ew0-f224.google.com ([209.85.219.224]:54659 "EHLO mail-ew0-f224.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754417AbZEDQzU (ORCPT ); Mon, 4 May 2009 12:55:20 -0400 Received: by ewy24 with SMTP id 24so4120068ewy.37 for ; Mon, 04 May 2009 09:55:19 -0700 (PDT) From: Ivo van Doorn To: Johannes Berg Subject: Re: IEEE80211 Acknowledgement Date: Mon, 4 May 2009 18:55:17 +0200 Cc: Alexandre Becholey , linux-wireless@vger.kernel.org References: <49FF06BB.2090106@shockfish.com> <200905041835.35104.IvDoorn@gmail.com> <1241455195.8683.61.camel@johannes.local> In-Reply-To: <1241455195.8683.61.camel@johannes.local> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Message-Id: <200905041855.17435.IvDoorn@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Monday 04 May 2009, Johannes Berg wrote: > On Mon, 2009-05-04 at 18:35 +0200, Ivo van Doorn wrote: > > > Well I believe the idea would be that (I'll see if I can dig up a reference > > to the initial discussion about this feature on this list) the driver sets a flag > > that mac80211 needs to keep a list of all frames send out to the driver and > > listens for ACK's. > > > > As soon as a ACK was passed from driver to mac80211 it could check if > > the corresponding frame > ^^^^^^^^^^^^^^^^^^^ > > Here's the problem. What I'm saying is that there's no way to knowing > what the "corresponding frame" is. Hmm, so would there be any alternatives of fixing this problem? Because it is quite hard to sell to people that rt2500usb/rt73usb don't support Master mode, while the legacy drivers (the closed source version) actually do support it, because they apparently don't care for the ACK status. Ivo